tailieunhanh - BIOLOGICALLY ACTIVE NATURAL PRODUCTS: AGROCHEMICALS - CHAPTER 22 (end)

Làm Vườn thực hành và sản xuất dễ bay hơi phytochemical Kiểm soát chất phytochemical dễ bay hơi 22,4 phytochemicals hòa tan và các hệ thống hỗ trợ cuộc sống Bioregenerative Nguồn phytochemicals hòa tan trong hệ thống giao hàng chất dinh dưỡng thủy canh Xác định hóa chất thảo mộc hòa tan trong hệ thống giao hàng chất dinh dưỡng thủy canh Ảnh hưởng của hóa chất thảo mộc hòa tan vào tăng trưởng thực vật 22,5 Kết luận Lời cảm ơn . | 22_ Phytochemicals Implications for Long-Duration Space Missions Gary W. Stutte CONTENTS Introduction Bioregenerative Life Support Systems Volatile Phytochemicals in BLSS Sources of Volatile Phytochemicals Classification of Volatile Phytochemicals Guidelines for Volatile Phytochemicals in BLSS Interactions Between Volatile Phytochemicals and Microflora Ethylene and BLSS Identification of Volatile Phytochemicals Horticultural Practices and Volatile Phytochemical Production Control of Volatile Phytochemicals Soluble Phytochemicals and Bioregenerative Life Support Systems Sources of Soluble Phytochemicals in the Hydroponic Nutrient Delivery System Identification of Soluble Phytochemicals in the Hydroponic Nutrient Delivery System Effects of Soluble Phytochemicals on Plant Growth Conclusions Acknowledgments References Introduction Phytochemicals are naturally occurring compounds produced by plants. These compounds are essential for normal growth and development and can be specific for a given plant species or cultivar. Phytochemicals also are essential components of human nutrition and include carbohydrates lipids proteins fiber and vitamins. Secondary phytochemicals such as polyphenols and flavanoids provide human nutritional and health benefits. Phytochemicals associated with flavor and aroma play a significant yet currently unquantified psychological role in human mental health. In addition to the phytochemicals contained within plants releasing of volatile and soluble phytochemicals into the environment 1999 by CRC Press LLC occurs during growth and development. Examples of volatile phytochemicals include the fragrance of flowers and the aroma of freshly cut grass. Examples of soluble phytochemicals include allelopathic substances such as pyrethrins. The objective of this paper is to discuss the role and implications .